Application of Alexander D. Argoudelis, Clarence De Boer, Thomas E. Eble and Ross R. Herr

ALMOND, Judge.

This is an appeal from the decision of the Patent Office Board of Appeals affirming the rejection of claims 1-8 and 10-15 of appellants’ application entitled “Composition of Matter and Process.” 1 No claims have been allowed.

The claimed inventions are two new antibiotic compounds, sparsogenin and sparsogenin A, and a microbiological process for preparing them. Sparsogenin is produced by the microorganism Streptomyces sparsogenes var. sparsogenes. During the fermentation for sparsogenin, sparsogenin A is concomitantly produced. Sparsogenin has a broad spectrum of antibacterial…